package servlet;
/*
 * CCServlet.java
 *
 * 8:04
 */

import java.io.*;

import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author HOME
 * @version
 */
public class CCServlet extends HttpServlet {

    /** Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/xml");
        response.setHeader("Cache-Control", "no-cache");
        PrintWriter out = response.getWriter();
        String sign = request.getParameter("sign");

        try {
            double rate = util.Utilities.getCurrencyRate(sign);
            out.write("<rate>" + rate + "</rate>");
        } catch (Exception e) {
            out.write("<rate>0</rate>");
        }

        out.close();
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}
